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...3 MECHANICAL INSTALLATION
3.2.2 Model 7652 – Fig. 3.3
This is installed and held in position by the 2 in BS10 Table E fixing
flange only.
Allow about 150 mm (6 in)
free space above the top
cover for access and
removal of the cover.
2 in Flange BS 10 Table E
198.5 mm (7
Fig. 3.3 Mounting, Type 7652
3.2.3 Models 7654, 7655, 7656, 7664 and 7665 – Fig. 3.4
These are dip systems installed in any convenient position over
the open tank or channel.
5
4 Holes 8.0mm Dia (
/
16
25 mm
(1in)
50.8 mm
(2 in)
71.5 mm
Dia
13
(2
/
in)
16
102 mm
(4 in)
WALL MOUNTING CLAMP
pt. no. 7604 440
One clamp for 1 metre models,
two clamps for 2 and 3 metre
models.
Fig. 3.4 Mounting, Types 7654, 7655, 7656,7664 and 7665
8
13
/
in)
16
in)
75 mm (3 in)
Maximum immersion depth
Adjustable flanges to various standard drilling configurations are
also available to mount dip models close to a closed tank wall.
Note. Flanges available are very diverse. Please
consult the sales office for details.
70 mm (2
Two Fixing Holes
M10 x 1.5 on
44 mm (1
3
/
in)
4
Centres
George Fischer
Flange Adaptor
Pt No.735-810-108
93 mm (3
203 mm (8 in)
Fig. 3.5 Mounting, Type 7661
3.3 Fitting Electrodes –
Figs. 3.6, 3.7, 3.8, 3.9 and 3.10
Note.
• Ensure that the system cable is fed through the
electrode system cover or dip tube, as applicable,
before the cable is connected.
• Secure the cable in its permanent position,
ensuring sufficient free cable at both ends for
connection to the electrodes and to the meter.
Caution. To avoid the risk of damp or corrosive air
damaging the cable plugs, connect to the electrodes
as soon as possible.
3.3.1 Removing the Sensor Holder
Note. Reservoir-fed systems: only follow instructions
with respect to Flow/In-Line systems, then refer to
Section 3.4 to fit the reservoir assembly.
Allow about 150 mm (6 in)
free space above the top
3
/
in)
cover for access and
4
removal of the cover.
11
/
in)
16
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